NNU4988 KOYO Double-row cylindrical roller bearings - FGDB Pump Machinery Equipment Co., Ltd.

FGDB Pump Machinery Equipment Co., Ltd.: PAKER Piston Pump Rexroth check valve Rexroth Solenoid directional valve

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NNU4988 KOYO Double-row cylindrical roller bearings image

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NNU4988 KOYO Double-row cylindrical roller bearings Specification details

Series:LM48500
Cone Part Number:LM48549
Cup Part Number:LM48511A
Design Units:Imperial
Bearing Weight:0.30 Kg
Cage Type:Stamped Steel
d:34.925 mm
D:65.088 mm
B - Cone Width:18.288 mm
C - Cup Width:17.018 mm
B:21.085 mm
R - Cone Backface To Clear Radius1:1.520 mm
r - Cup Backface To Clear Radius2:1.52 mm
da - Cone Frontface Backing Diameter:39.88 mm
db - Cone Backface Backing Diameter:41.91 mm
Da - Cup Frontface Backing Diameter:61.00 mm
Db - Cup Backface Backing Diameter:57.91 mm
Ab - Cage-Cone Frontface Clearance:2 mm
Aa - Cage-Cone Backface Clearance:0.3 mm
a - Effective Center Location3:-3.6 mm
C90 - Dynamic Radial Rating (90 million revolutions)4:3760 lbf
C1 - Dynamic Radial Rating (1 million revolutions)5:14500 lbf
C0 - Static Radial Rating:14200 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)6:2430 lbf
K - Factor7:1.55
e - ISO Factor8:0.38
Y - ISO Factor9:1.59
G1 - Heat Generation Factor (Roller-Raceway):18
G2 - Heat Generation Factor (Rib-Roller End):10.6
Cg - Geometry Factor:0.0666

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FGDB Pump Machinery Equipment Co., Ltd.: Address5625 South Layton Road Anderson Indiana 46011, U.S.A.; Phone(Working Time); Fax

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